Articles

Found results: 16338

Theories of aging

The mystery of longevity

Why human life expectancy has been increasing rapidly in recent decades: solving the "mystery of longevity" with the help of the hypothesis of "manifested slow aging".

08.07.2011
Bioethics

Give birth to healthy children!

According to the new law, couples can use preimplantation genetic diagnostics if, due to hereditary diseases of the parents, there is a high probability of the birth of a seriously ill or dead child, as well as a miscarriage.

08.07.2011
Other life sciences

Obesity is a slow suicide

In heart failure, which occurs due to obesity, special regulatory molecules of small nucleolar RNAs are "guilty", which, with an increase in the concentration of fatty acids in the cell, trigger the procedure of cellular suicide.

07.07.2011
Cellular technologies

Treatment of parkinsonism: dopamine neurons from fibroblasts

Scientists have taken a decisive step in the fight against Parkinson's disease. Dopamine neurons – cells whose death causes the symptoms of Parkinsonism – can be grown from the skin of the person himself.

07.07.2011
Innovative Russia

Foggy Innograd

The Russian Silicon Valley, the Skolkovo Innovation Center, has started its work. However, it remains unclear what Skolkovo is, how this center will work and what to expect from it.

07.07.2011
Prolonging youth

We stop growing and multiplying – we move on to prolonging life!

Suppression of the mRNA translation factor of the IFG-1 gene causes the redistribution of the resources of the adult worms from the growth and reproduction regime to the preferential preservation of somatic cells, which prolongs their life by 40%.

07.07.2011
Cellular technologies

Embryoid bodies on the conveyor

It takes about 10 minutes to manually prepare one drop, in which the embryoid body will then develop. The bioprinter prints rows of microscopic droplets with a suspension of embryonic stem cells at a rate of up to 160 drops per second.

05.07.2011
Grants and competitions

In vita veritas

The annual All-Russian Award in the field of oncology "IN VITA VERITAS" has been established.

05.07.2011
Genetic engineering

Increasingly synthetic biology

An international group of scientists developing a young field of life sciences – xenobiology, has succeeded in creating a bacterium in whose DNA thymine is replaced by 5-chlorouracil, toxic to other organisms.

04.07.2011
Genetics

Epigenetic changes cause a "personality crisis" in cells

Even small changes in epigenetic markers that determine whether a cell belongs to a particular type can lead to severe disorders of the functioning of the body, including the development of age-related diseases.

04.07.2011
Your health

Instead of charging – a glass of red?

Resveratrol prevents the negative effect of hypokinesia during space flights and hypodynamia during a sedentary lifestyle. So red wine can be considered the "liquid" equivalent of exercise?

01.07.2011
Bioethics

Have you signed up as an organ donor?

In accordance with the new rules, every citizen of Germany will be interviewed on a mandatory basis about whether he agrees to become a donor after death.

01.07.2011